Schoolgirl Inga goes to visit her sister in Stockholm and is shocked to find her living with her boyfriend, Casten.
After a herd of reindeer are mysteriously found dead following a meteor crash in a remote part of Lapland in northern Sweden, soldiers and a geologist are called out to investigate.
A prolonged stay at his attractive and overbearing mother's home prompts Harald and his Karin to question their relationship, ultimately driving Karin into the arms of another woman.